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lightning-sunbird  0.9+nobinonly
nsResizerFrame.h
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is Mozilla Communicator client code.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *   Original Author: Eric J. Burley (ericb@neoplanet.com)
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either of the GNU General Public License Version 2 or later (the "GPL"),
00027  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00028  * in which case the provisions of the GPL or the LGPL are applicable instead
00029  * of those above. If you wish to allow use of your version of this file only
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00036  *
00037  * ***** END LICENSE BLOCK ***** */
00038 #ifndef nsResizerFrame_h___
00039 #define nsResizerFrame_h___
00040 
00041 #include "nsTitleBarFrame.h"
00042 
00043 class nsResizerFrame : public nsTitleBarFrame 
00044 {
00045 
00046 protected:
00047   enum eDirection {
00048     topleft,
00049     top,
00050         topright,
00051         left,  
00052         right,
00053         bottomleft,
00054         bottom,
00055         bottomright
00056   };
00057   
00058 
00059 public:
00060   friend nsresult NS_NewResizerFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);  
00061 
00062   nsResizerFrame(nsIPresShell* aPresShell);
00063 
00064   
00065   NS_IMETHOD HandleEvent(nsPresContext* aPresContext, 
00066                                       nsGUIEvent* aEvent,
00067                                       nsEventStatus* aEventStatus);
00068 
00069   NS_IMETHOD  Init(nsPresContext*  aPresContext,
00070                    nsIContent*      aContent,
00071                    nsIFrame*        aParent,
00072                    nsStyleContext*  aContext,
00073                    nsIFrame*        asPrevInFlow);
00074   
00075   NS_IMETHOD AttributeChanged(nsIContent* aChild,
00076                               PRInt32 aNameSpaceID,
00077                               nsIAtom* aAttribute,
00078                               PRInt32 aModType);
00079 
00080   virtual void MouseClicked(nsPresContext* aPresContext, nsGUIEvent *aEvent);
00081 
00082 protected:
00083        PRBool GetInitialDirection(eDirection& aDirection);
00084        PRBool EvalDirection(nsAutoString& aText,eDirection& aResult);
00085 
00086 protected:
00087        eDirection mDirection;
00088        nsRect mWidgetRect;
00089 
00090 
00091 
00092 }; // class nsResizerFrame
00093 
00094 #endif /* nsResizerFrame_h___ */